SET(SimTKSIMBODY_AUX_LIBRARY_NAME ${SimTKSIMBODY_LIBRARY_NAME}_aux)
SET(SimTKSIMBODY_AUX_LIBRARY_NAME_VN ${SimTKSIMBODY_AUX_LIBRARY_NAME}${VN})
SET(SimTKSIMBODY_AUX_SHARED_LIBRARY ${SimTKSIMBODY_AUX_LIBRARY_NAME})
SET(SimTKSIMBODY_AUX_STATIC_LIBRARY ${SimTKSIMBODY_AUX_LIBRARY_NAME}_static)
SET(SimTKSIMBODY_AUX_SHARED_LIBRARY_VN ${SimTKSIMBODY_AUX_LIBRARY_NAME_VN})
SET(SimTKSIMBODY_AUX_STATIC_LIBRARY_VN ${SimTKSIMBODY_AUX_LIBRARY_NAME_VN}_static)

## Test against the unversioned libraries if they are being built;
## otherwise against the versioned libraries.
IF(BUILD_UNVERSIONED_LIBRARIES)
	SET(TEST_AUX_SHARED_LIBRARY ${SimTKSIMBODY_AUX_SHARED_LIBRARY})
	SET(TEST_AUX_STATIC_LIBRARY ${SimTKSIMBODY_AUX_STATIC_LIBRARY})
ELSE(BUILD_UNVERSIONED_LIBRARIES)
	SET(TEST_AUX_SHARED_LIBRARY ${SimTKSIMBODY_AUX_SHARED_LIBRARY_VN})
	SET(TEST_AUX_STATIC_LIBRARY ${SimTKSIMBODY_AUX_STATIC_LIBRARY_VN})
ENDIF(BUILD_UNVERSIONED_LIBRARIES)



## Find VTK
## THIS SHOULD MATCH THE VTK USED TO BUILD SIMBODY_AUX_STATIC
## (Only needed for static builds)
##
# SET(VTK_VERSION 5.0          CACHE STRING "VTK version to use")
# SET(VTK_DIR     ${SimTK_SDK} CACHE PATH   "VTK installation directory")
## Copied from simbody June 2, 2010
find_path(vtk_version_include_dir
    NAMES
        vtkRenderWindow.h
    PATHS
        "${SimTK_SDK}/include"
        "$ENV{PROGRAMFILES}/VTK/include"
        /usr/local/include
        /usr/local/vtk/include
    PATH_SUFFIXES
        vtk-5.6
        vtk-5.4
        vtk-5.2
        vtk-5.0
    DOC "Path to VTK include files, for use in finding VTK install location"
)
if(vtk_version_include_dir)
    mark_as_advanced(vtk_version_include_dir)
    get_filename_component(vtk_version_temp ${vtk_version_include_dir} NAME)
    SET(VTK_VERSION "${vtk_version_temp}" CACHE STRING "VTK version to use")
    # Go up two directory levels to find VTK_DIR
    get_filename_component(vtk_include_dir_temp "${vtk_version_include_dir}" PATH)
    get_filename_component(vtk_dir_temp "${vtk_include_dir_temp}" PATH)
    SET(VTK_DIR "${vtk_dir_temp}" CACHE PATH "VTK installation directory")
    SET(VTK_LIB_DIR "${VTK_DIR}/lib/${VTK_VERSION}" CACHE PATH "Location of VTK libraries")
    SET(VTK_INCLUDE_DIR "${VTK_DIR}/include/${VTK_VERSION}" CACHE PATH "Location of VTK libraries")
else(vtk_version_include_dir)
    mark_as_advanced(CLEAR vtk_version_include_dir)
    message("Unable to find VTK include files")
endif(vtk_version_include_dir)

INCLUDE_DIRECTORIES(${VTK_INCLUDE_DIR})
LINK_DIRECTORIES(${VTK_LIB_DIR})

SET(VTK_LIBS_TO_USE
     vtkHybrid
     vtkFiltering
     vtkGenericFiltering
     vtkVolumeRendering
     vtkRendering
     vtkIO
     vtkGraphics
     vtkCommon
)

# explicitly add Carbon framework as one part of weaning ourselves from accursed include($USE_VTK) fiasco
if(APPLE)
    find_library(CARBON_FRAMEWORK Carbon)
    mark_as_advanced(CARBON_FRAMEWORK)
endif(APPLE)

IF( BUILD_TESTING )
  ADD_SUBDIRECTORY(tests)
ENDIF( BUILD_TESTING )

SET( BUILD_EXAMPLES ON CACHE BOOL "Build example programs")

IF ( BUILD_EXAMPLES )
  ADD_SUBDIRECTORY(examples)
ENDIF ( BUILD_EXAMPLES )